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open-hardware-monitor-client
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Add prometheus exporter

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master
Buddy Sandidge 5 years ago
parent d48544ff0b
commit e0048be74c
7 changed files with 582 additions and 61 deletions
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21
cmd/exporter/main.go
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@ -1,21 +0,0 @@
package main
import (
"fmt"
"os"
"git.xbudex.com/buddy/open-hardware-monitor/lib/app"
)
func main() {
a := app.New()
handleErr(a.RunMetrics(os.Args))
}
func handleErr(err error) {
if err == nil {
return
}
fmt.Fprintf(os.Stderr, "%s\n", err)
os.Exit(1)
}

2
cmd/client/main.go → cmd/ohwm-client/main.go
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@ -9,7 +9,7 @@ import (
func main() { func main() {
a := app.New() a := app.New()
handleErr(a.RunClient(os.Args)) handleErr(a.Run(os.Args))
} }
func handleErr(err error) { func handleErr(err error) {

7
go.mod
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@ -2,4 +2,9 @@ module git.xbudex.com/buddy/open-hardware-monitor
go 1.13 go 1.13
require github.com/urfave/cli v1.22.1 require (
github.com/gosimple/slug v1.7.0
github.com/prometheus/client_golang v1.1.0
github.com/rainycape/unidecode v0.0.0-20150907023854-cb7f23ec59be // indirect
github.com/urfave/cli v1.22.1
)

68
go.sum
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@ -1,12 +1,80 @@
github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU= github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
github.com/alecthomas/template v0.0.0-20160405071501-a0175ee3bccc/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
github.com/alecthomas/units v0.0.0-20151022065526-2efee857e7cf/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973/go.mod h1:Dwedo/Wpr24TaqPxmxbtue+5NUziq4I4S80YR8gNf3Q=
github.com/beorn7/perks v1.0.0/go.mod h1:KWe93zE9D1o94FZ5RNwFwVgaQK1VOXiVxmqh+CedLV8=
github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM=
github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6rlkpw=
github.com/cpuguy83/go-md2man/v2 v2.0.0-20190314233015-f79a8a8ca69d h1:U+s90UTSYgptZMwQh2aRr3LuazLJIa+Pg3Kc1ylSYVY= github.com/cpuguy83/go-md2man/v2 v2.0.0-20190314233015-f79a8a8ca69d h1:U+s90UTSYgptZMwQh2aRr3LuazLJIa+Pg3Kc1ylSYVY=
github.com/cpuguy83/go-md2man/v2 v2.0.0-20190314233015-f79a8a8ca69d/go.mod h1:maD7wRr/U5Z6m/iR4s+kqSMx2CaBsrgA7czyZG/E6dU= github.com/cpuguy83/go-md2man/v2 v2.0.0-20190314233015-f79a8a8ca69d/go.mod h1:maD7wRr/U5Z6m/iR4s+kqSMx2CaBsrgA7czyZG/E6dU=
github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/go-kit/kit v0.8.0/go.mod h1:xBxKIO96dXMWWy0MnWVtmwkA9/13aqxPnvrjFYMA2as=
github.com/go-logfmt/logfmt v0.3.0/go.mod h1:Qt1PoO58o5twSAckw1HlFXLmHsOX5/0LbT9GBnD5lWE=
github.com/go-logfmt/logfmt v0.4.0/go.mod h1:3RMwSq7FuexP4Kalkev3ejPJsZTpXXBr9+V4qmtdjCk=
github.com/go-stack/stack v1.8.0/go.mod h1:v0f6uXyyMGvRgIKkXu+yp6POWl0qKG85gN/melR3HDY=
github.com/gogo/protobuf v1.1.1/go.mod h1:r8qH/GZQm5c6nD/R0oafs1akxWv10x8SbQlK7atdtwQ=
github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
github.com/golang/protobuf v1.3.1/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
github.com/golang/protobuf v1.3.2 h1:6nsPYzhq5kReh6QImI3k5qWzO4PEbvbIW2cwSfR/6xs=
github.com/golang/protobuf v1.3.2/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
github.com/gosimple/slug v1.7.0 h1:BlCZq+BMGn+riOZuRKnm60Fe7+jX9ck6TzzkN1r8TW8=
github.com/gosimple/slug v1.7.0/go.mod h1:ER78kgg1Mv0NQGlXiDe57DpCyfbNywXXZ9mIorhxAf0=
github.com/json-iterator/go v1.1.6/go.mod h1:+SdeFBvtyEkXs7REEP0seUULqWtbJapLOCVDaaPEHmU=
github.com/json-iterator/go v1.1.7/go.mod h1:KdQUCv79m/52Kvf8AW2vK1V8akMuk1QjK/uOdHXbAo4=
github.com/julienschmidt/httprouter v1.2.0/go.mod h1:SYymIcj16QtmaHHD7aYtjjsJG7VTCxuUUipMqKk8s4w=
github.com/konsorten/go-windows-terminal-sequences v1.0.1/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
github.com/kr/logfmt v0.0.0-20140226030751-b84e30acd515/go.mod h1:+0opPa2QZZtGFBFZlji/RkVcI2GknAs/DXo4wKdlNEc=
github.com/matttproud/golang_protobuf_extensions v1.0.1 h1:4hp9jkHxhMHkqkrB3Ix0jegS5sx/RkqARlsWZ6pIwiU=
github.com/matttproud/golang_protobuf_extensions v1.0.1/go.mod h1:D8He9yQNgCq6Z5Ld7szi9bcBfOoFv/3dc6xSMkL2PC0=
github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=
github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=
github.com/modern-go/reflect2 v0.0.0-20180701023420-4b7aa43c6742/go.mod h1:bx2lNnkwVCuqBIxFjflWJWanXIb3RllmbCylyMrvgv0=
github.com/modern-go/reflect2 v1.0.1/go.mod h1:bx2lNnkwVCuqBIxFjflWJWanXIb3RllmbCylyMrvgv0=
github.com/mwitkow/go-conntrack v0.0.0-20161129095857-cc309e4a2223/go.mod h1:qRWi+5nqEBWmkhHvq77mSJWrCKwh8bxhgT7d/eI7P4U=
github.com/pkg/errors v0.8.0/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4= github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
github.com/prometheus/client_golang v0.9.1/go.mod h1:7SWBe2y4D6OKWSNQJUaRYU/AaXPKyh/dDVn+NZz0KFw=
github.com/prometheus/client_golang v1.0.0/go.mod h1:db9x61etRT2tGnBNRi70OPL5FsnadC4Ky3P0J6CfImo=
github.com/prometheus/client_golang v1.1.0 h1:BQ53HtBmfOitExawJ6LokA4x8ov/z0SYYb0+HxJfRI8=
github.com/prometheus/client_golang v1.1.0/go.mod h1:I1FGZT9+L76gKKOs5djB6ezCbFQP1xR9D75/vuwEF3g=
github.com/prometheus/client_model v0.0.0-20180712105110-5c3871d89910/go.mod h1:MbSGuTsp3dbXC40dX6PRTWyKYBIrTGTE9sqQNg2J8bo=
github.com/prometheus/client_model v0.0.0-20190129233127-fd36f4220a90 h1:S/YWwWx/RA8rT8tKFRuGUZhuA90OyIBpPCXkcbwU8DE=
github.com/prometheus/client_model v0.0.0-20190129233127-fd36f4220a90/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA=
github.com/prometheus/common v0.4.1/go.mod h1:TNfzLD0ON7rHzMJeJkieUDPYmFC7Snx/y86RQel1bk4=
github.com/prometheus/common v0.6.0 h1:kRhiuYSXR3+uv2IbVbZhUxK5zVD/2pp3Gd2PpvPkpEo=
github.com/prometheus/common v0.6.0/go.mod h1:eBmuwkDJBwy6iBfxCBob6t6dR6ENT/y+J+Zk0j9GMYc=
github.com/prometheus/procfs v0.0.0-20181005140218-185b4288413d/go.mod h1:c3At6R/oaqEKCNdg8wHV1ftS6bRYblBhIjjI8uT2IGk=
github.com/prometheus/procfs v0.0.2/go.mod h1:TjEm7ze935MbeOT/UhFTIMYKhuLP4wbCsTZCD3I8kEA=
github.com/prometheus/procfs v0.0.3 h1:CTwfnzjQ+8dS6MhHHu4YswVAD99sL2wjPqP+VkURmKE=
github.com/prometheus/procfs v0.0.3/go.mod h1:4A/X28fw3Fc593LaREMrKMqOKvUAntwMDaekg4FpcdQ=
github.com/rainycape/unidecode v0.0.0-20150907023854-cb7f23ec59be h1:ta7tUOvsPHVHGom5hKW5VXNc2xZIkfCKP8iaqOyYtUQ=
github.com/rainycape/unidecode v0.0.0-20150907023854-cb7f23ec59be/go.mod h1:MIDFMn7db1kT65GmV94GzpX9Qdi7N/pQlwb+AN8wh+Q=
github.com/russross/blackfriday/v2 v2.0.1 h1:lPqVAte+HuHNfhJ/0LC98ESWRz8afy9tM/0RK8m9o+Q= github.com/russross/blackfriday/v2 v2.0.1 h1:lPqVAte+HuHNfhJ/0LC98ESWRz8afy9tM/0RK8m9o+Q=
github.com/russross/blackfriday/v2 v2.0.1/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM= github.com/russross/blackfriday/v2 v2.0.1/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
github.com/shurcooL/sanitized_anchor_name v1.0.0 h1:PdmoCO6wvbs+7yrJyMORt4/BmY5IYyJwS/kOiWx8mHo= github.com/shurcooL/sanitized_anchor_name v1.0.0 h1:PdmoCO6wvbs+7yrJyMORt4/BmY5IYyJwS/kOiWx8mHo=
github.com/shurcooL/sanitized_anchor_name v1.0.0/go.mod h1:1NzhyTcUVG4SuEtjjoZeVRXNmyL/1OwPU0+IJeTBvfc= github.com/shurcooL/sanitized_anchor_name v1.0.0/go.mod h1:1NzhyTcUVG4SuEtjjoZeVRXNmyL/1OwPU0+IJeTBvfc=
github.com/sirupsen/logrus v1.2.0/go.mod h1:LxeOpSwHxABJmUn/MG1IvRgCAasNZTLOkJPxbbu5VWo=
github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
github.com/stretchr/objx v0.1.1/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
github.com/urfave/cli v1.22.1 h1:+mkCCcOFKPnCmVYVcURKps1Xe+3zP90gSYGNfRkjoIY= github.com/urfave/cli v1.22.1 h1:+mkCCcOFKPnCmVYVcURKps1Xe+3zP90gSYGNfRkjoIY=
github.com/urfave/cli v1.22.1/go.mod h1:Gos4lmkARVdJ6EkW0WaNv/tZAAMe9V7XWyB60NtXRu0= github.com/urfave/cli v1.22.1/go.mod h1:Gos4lmkARVdJ6EkW0WaNv/tZAAMe9V7XWyB60NtXRu0=
golang.org/x/crypto v0.0.0-20180904163835-0709b304e793/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
golang.org/x/net v0.0.0-20181114220301-adae6a3d119a/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20190613194153-d28f0bde5980/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
golang.org/x/sync v0.0.0-20181108010431-42b317875d0f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sync v0.0.0-20181221193216-37e7f081c4d4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sys v0.0.0-20180905080454-ebe1bf3edb33/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20181116152217-5ac8a444bdc5/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20190801041406-cbf593c0f2f3/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
gopkg.in/alecthomas/kingpin.v2 v2.2.6/go.mod h1:FMv+mEhP44yOT+4EoQTLFTRgOQ1FBLkstjWtayDeSgw=
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0= gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI= gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=

81
lib/app/app.go
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@ -3,10 +3,15 @@ package app
import ( import (
"fmt" "fmt"
"io" "io"
"log"
"net/http"
"net/url" "net/url"
"os" "os"
"git.xbudex.com/buddy/open-hardware-monitor/lib/client" "git.xbudex.com/buddy/open-hardware-monitor/lib/client"
"git.xbudex.com/buddy/open-hardware-monitor/lib/metrics"
"github.com/prometheus/client_golang/prometheus"
"github.com/prometheus/client_golang/prometheus/promhttp"
"github.com/urfave/cli" "github.com/urfave/cli"
) )
@ -41,6 +46,14 @@ var (
Value: "/data.json", Value: "/data.json",
Usage: "open hardware monitor path (ie /data.json)", Usage: "open hardware monitor path (ie /data.json)",
} }
// FlagInterface flag for host
FlagInterface = cli.StringFlag{
Name: "http",
EnvVar: "OHWM_HTTP",
Value: ":9200",
Usage: "interface to serve http requests",
}
) )
// New returns instance of an app // New returns instance of an app
@ -50,15 +63,43 @@ func New() *App {
out: os.Stdout, out: os.Stdout,
cli: cliapp, cli: cliapp,
} }
app.cli.Name = "ohwm-client"
app.cli.Description = "Open Hardware Manager Client"
app.cli.UsageText = "ohwm-client [flags] <command> [flags]"
app.cli.HideVersion = true
app.cli.Flags = []cli.Flag{ app.cli.Flags = []cli.Flag{
FlagHost, FlagHost,
FlagScheme, FlagScheme,
FlagPath, FlagPath,
} }
app.cli.Commands = []cli.Command{
cli.Command{
Name: "print",
Usage: "pretty prints api result",
Action: app.actionPrint,
},
cli.Command{
Name: "export",
Usage: "runs http exporter for prometheus",
Action: app.actionMetrics,
Flags: []cli.Flag{
FlagInterface,
},
},
}
app.cli.Before = app.before app.cli.Before = app.before
return app return app
} }
// Run runs cli action
func (a *App) Run(args []string) error {
return a.cli.Run(args)
}
// Before sets up app // Before sets up app
func (a *App) before(ctx *cli.Context) error { func (a *App) before(ctx *cli.Context) error {
a.client = &client.Client{ a.client = &client.Client{
@ -71,28 +112,40 @@ func (a *App) before(ctx *cli.Context) error {
return nil return nil
} }
func (a *App) clientAction(_ *cli.Context) error { func (a *App) actionPrint(_ *cli.Context) error {
node, err := a.client.Fetch() node, err := a.client.Fetch()
if err != nil { if err != nil {
return err return err
} }
fmt.Fprint(a.out, node.String()) fmt.Fprint(a.out, node.Stringify())
return nil return nil
} }
func (a *App) actionMetrics(_ *cli.Context) error { func (a *App) actionMetrics(ctx *cli.Context) error {
fmt.Fprintln(a.out, "todo") addr := ctx.String("http")
return nil http.HandleFunc("/metrics", func(resp http.ResponseWriter, req *http.Request) {
log.Println("GET /metrics")
root, err := a.client.Fetch()
if err != nil {
return
} }
vals, err := root.Values()
// RunClient runs client action if err != nil {
func (a *App) RunClient(args []string) error { return
a.cli.Action = a.clientAction }
return a.cli.Run(args) collection := metrics.FromVals(vals)
registry := prometheus.NewRegistry()
if err := registry.Register(collection); err != nil {
return
} }
// RunMetrics runs metrics server handler := promhttp.HandlerFor(registry, promhttp.HandlerOpts{
func (a *App) RunMetrics(args []string) error { Registry: registry,
a.cli.Action = a.actionMetrics })
return a.cli.Run(args)
handler.ServeHTTP(resp, req)
registry.Unregister(collection)
})
log.Println("listen on: " + addr)
return http.ListenAndServe(addr, nil)
} }

402
lib/client/client.go
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@ -6,9 +6,375 @@ import (
"io" "io"
"net/http" "net/http"
"net/url" "net/url"
"path"
"strconv"
"strings"
"time" "time"
"github.com/gosimple/slug"
)
// HardwareType type
// https://github.com/openhardwaremonitor/openhardwaremonitor/blob/e199e0ccc69b4da92495266ebc0faf7daad97608/Hardware/IHardware.cs
type HardwareType int
const (
// UnknownHardware type
UnknownHardware HardwareType = iota
// Mainboard type
Mainboard
// SuperIO type
SuperIO
// CPU type
CPU
// RAM type
RAM
// GpuNvidia type
GpuNvidia
// GpuAti type
GpuAti
// TBalancer type
TBalancer
// Heatmaster type
Heatmaster
// HDD type
HDD
// Controller type for TBalancer or Heatmaster
Controller
// Computer type for host
Computer
)
// Hardware value
type Hardware struct {
Type HardwareType
Value string
TypeIndex int
TypeCount int
}
// Sensor for unit
// https://github.com/openhardwaremonitor/openhardwaremonitor/blob/e199e0ccc69b4da92495266ebc0faf7daad97608/Hardware/ISensor.cs
type Sensor int
const (
// UnknownSensor in V
UnknownSensor Sensor = iota
// Voltage in V
Voltage
// Clock in MHz
Clock
// Temperature in °C
Temperature
// Load in %
Load
// Fan in RPM
Fan
// Flow in L/h
Flow
// Control in %
Control
// Level in %
Level
// Factor in 1
Factor
// Power in W
Power
// Data in GB = 2^30 Bytes
Data
// SmallData in MB = 2^20 Bytes
SmallData
) )
var hardwareToMetric = map[HardwareType]string{
UnknownHardware: "unknown",
Mainboard: "mainboard",
SuperIO: "superio",
CPU: "cpu",
RAM: "ram",
GpuNvidia: "gpu",
GpuAti: "gpu",
TBalancer: "tbalancer",
Heatmaster: "heatmaster",
HDD: "hdd",
Controller: "controller",
Computer: "host",
}
var sensorToMetric = map[Sensor]string{
UnknownSensor: "unknown",
Voltage: "voltage",
Clock: "mhz",
Temperature: "temp",
Load: "load",
Fan: "rpm",
Flow: "flow",
Control: "control",
Level: "level",
Factor: "factor",
Power: "power",
Data: "gb",
SmallData: "mb",
}
var imageToHardware = map[string]HardwareType{
"ati.png": GpuAti,
// "bigng.png": Heatmaster,
// "bigng.png": TBalancer,
"bigng.png": Controller,
"chip.png": SuperIO,
"cpu.png": CPU,
"hdd.png": HDD,
"mainboard.png": Mainboard,
"nvidia.png": GpuNvidia,
"ram.png": RAM,
"computer.png": Computer,
}
var sensorToType = map[string]Sensor{
"Clocks": Clock,
"Controls": Control,
"Data": Data,
"Factors": Factor,
"Fans": Fan,
"Flows": Flow,
"Levels": Level,
"Load": Load,
"Powers": Power,
"Temperatures": Temperature,
"Voltages": Voltage,
}
func (s Sensor) String() string {
switch s {
case Clock:
return "Clock"
case Control:
return "Control"
case Data:
return "Data"
case Factor:
return "Factor"
case Fan:
return "Fan"
case Flow:
return "Flow"
case Level:
return "Level"
case Load:
return "Load"
case Power:
return "Power"
case SmallData:
return "SmallData"
case Temperature:
return "Temperature"
case Voltage:
return "Voltage"
}
return "Unknown"
}
func (h HardwareType) String() string {
switch h {
case UnknownHardware:
return "Unknown"
case Mainboard:
return "Mainboard"
case SuperIO:
return "SuperIO"
case CPU:
return "CPU"
case RAM:
return "RAM"
case GpuNvidia:
return "GpuNvidia"
case GpuAti:
return "GpuAti"
case TBalancer:
return "TBalancer"
case Heatmaster:
return "Heatmaster"
case HDD:
return "HDD"
case Controller:
return "Controller"
case Computer:
return "Computer"
}
return "Unknown"
}
// Value from ohwm
type Value struct {
Hardware []Hardware
Unit Sensor
Label string
Value string
}
// Float64 gets value as float64
func (v *Value) Float64() float64 {
val := strings.Split(v.Value, " ")
if len(val) == 0 {
return 0
}
ret, err := strconv.ParseFloat(val[0], 64)
if err != nil {
return 0
}
return ret
}
// MetricName returns value as a metric name
func (v *Value) MetricName() string {
segments := []string{"ohwm"}
for _, hw := range v.Hardware {
metricname, ok := hardwareToMetric[hw.Type]
if !ok {
metricname = hardwareToMetric[UnknownHardware]
}
segments = append(segments, metricname)
if hw.TypeCount > 1 {
segments = append(segments, fmt.Sprintf("%d", hw.TypeIndex))
}
}
sensorname, ok := sensorToMetric[v.Unit]
if !ok {
sensorname = sensorToMetric[UnknownSensor]
}
segments = append(segments, sensorname)
sluglabel := slug.Make(v.Label)
segments = append(segments, sluglabel)
ret := strings.Join(segments, "_")
return strings.ReplaceAll(ret, "-", "_")
}
// IsValue true if node has children
func (j *JSON) IsValue() bool {
if j.Children == nil {
return false
}
return len(j.Children) == 0
}
// IsRoot returns true if json is a root node
func (j *JSON) IsRoot() bool {
return j.ID == 0
}
// IsSensor returns true if json node is for a sensor type
func (j *JSON) IsSensor() bool {
if j.ImageURL == "" || j.Text == "" {
return false
}
_, ok := sensorToType[j.Text]
return ok
}
// SensorType returns type of sensor
func (j *JSON) SensorType() Sensor {
st, _ := sensorToType[j.Text]
// Figure out if data is in GB (Data) or MB (SmallData)
if st == Data {
if len(j.Children) > 0 {
val := j.Children[0]
if strings.HasSuffix(val.Value, "MB") {
st = SmallData
}
}
}
return st
}
// IsHardware returns true if json node is for hardware
func (j *JSON) IsHardware() bool {
if j.ImageURL == "" || j.Text == "" {
return false
}
_, ok := imageToHardware[path.Base(j.ImageURL)]
return ok
}
// HardwareType returns HardwareType of node
func (j *JSON) HardwareType() HardwareType {
ht, _ := imageToHardware[path.Base(j.ImageURL)]
return ht
}
// Visitor callback function
type Visitor func(v Value) error
// Walk from json root
func (j *JSON) Walk(fn Visitor) error {
return j.walk(fn, Value{Hardware: []Hardware{}}, 0, 0)
}
func (j *JSON) childDeviceTotals() map[HardwareType]int {
totals := map[HardwareType]int{}
for _, child := range j.Children {
totals[child.HardwareType()]++
}
return totals
}
func (j *JSON) walk(fn Visitor, ctx Value, hwIndex, hwTotal int) error {
if j.IsValue() {
ctx.Label = j.Text
ctx.Value = j.Value
return fn(ctx)
}
if j.IsSensor() {
ctx.Unit = j.SensorType()
}
if j.IsHardware() {
ctx.Hardware = append(ctx.Hardware, Hardware{
Type: j.HardwareType(),
Value: j.Text,
TypeIndex: hwIndex,
TypeCount: hwTotal,
})
}
totals := j.childDeviceTotals()
deviceIndex := map[HardwareType]int{}
for _, child := range j.Children {
deviceType := child.HardwareType()
index := deviceIndex[deviceType]
if err := child.walk(fn, ctx, index, totals[deviceType]); err != nil {
return err
}
deviceIndex[deviceType]++
}
return nil
}
// Values from json root
func (j *JSON) Values() ([]Value, error) {
ret := []Value{}
err := j.Walk(func(val Value) error {
ret = append(ret, val)
return nil
})
if err != nil {
return nil, err
}
return ret, nil
}
// JSON from data
type JSON struct {
ID int `json:"id"`
ImageURL string
Max string
Min string
Text string
Value string
Children []JSON
}
// Client for open hardware monitor // Client for open hardware monitor
type Client struct { type Client struct {
Timeout time.Duration Timeout time.Duration
@ -16,7 +382,7 @@ type Client struct {
} }
// Fetch requests // Fetch requests
func (c *Client) Fetch() (*Node, error) { func (c *Client) Fetch() (*JSON, error) {
client := http.Client{Timeout: c.Timeout} client := http.Client{Timeout: c.Timeout}
resp, err := client.Get(c.URL.String()) resp, err := client.Get(c.URL.String())
if err != nil { if err != nil {
@ -27,8 +393,8 @@ func (c *Client) Fetch() (*Node, error) {
} }
// Decode json // Decode json
func (c *Client) Decode(r io.Reader) (*Node, error) { func (c *Client) Decode(r io.Reader) (*JSON, error) {
node := &Node{} node := &JSON{}
decoder := json.NewDecoder(r) decoder := json.NewDecoder(r)
if err := decoder.Decode(node); err != nil { if err := decoder.Decode(node); err != nil {
return nil, err return nil, err
@ -36,36 +402,26 @@ func (c *Client) Decode(r io.Reader) (*Node, error) {
return node, nil return node, nil
} }
// Node from data // Stringify tree
type Node struct { func (j *JSON) Stringify() string {
ID int `json:"id"` return j.stringify(0)
ImageURL string
Max string
Min string
Text string
Value string
Children []Node
}
func (n *Node) String() string {
return n.stringify(0)
} }
func (n *Node) stringify(indent int) string { func (j *JSON) stringify(indent int) string {
prefix := "" prefix := ""
for i := 0; i < indent; i++ { for i := 0; i < indent; i++ {
prefix += " " prefix += " "
} }
ret := prefix + n.Text ret := prefix + j.Text
if n.Value != "" { if j.Value != "" {
ret += ": " + n.Value ret += ": " + j.Value
} }
if n.Max != "" && n.Min != "" && n.Max != "-" && n.Min != "-" { if j.Max != "" && j.Min != "" && j.Max != "-" && j.Min != "-" {
ret += fmt.Sprintf(" (%s - %s)", n.Min, n.Max) ret += fmt.Sprintf(" (%s - %s)", j.Min, j.Max)
} }
ret += "\n" ret += "\n"
for _, child := range n.Children { for _, child := range j.Children {
ret += child.stringify(indent + 1) ret += child.stringify(indent + 1)
} }

60
lib/metrics/metrics.go
Unescape Escape View File

@ -0,0 +1,60 @@
package metrics
import (
"git.xbudex.com/buddy/open-hardware-monitor/lib/client"
"github.com/gosimple/slug"
"github.com/prometheus/client_golang/prometheus"
)
// Collector type
type Collector struct {
vals []client.Value
descs []*prometheus.Desc
}
// FromVals gets a collector
func FromVals(vals []client.Value) *Collector {
descs := make([]*prometheus.Desc, len(vals))
for i, val := range vals {
params := []string{}
for _, hw := range val.Hardware {
hwt := hw.Type
typeslug := slug.Make(hwt.String())
params = append(params, typeslug)
}
params = append(params, "unit")
name := val.MetricName()
descs[i] = prometheus.NewDesc(
name,
name,
params,
nil,
)
}
c := &Collector{
vals: vals,
descs: descs,
}
return c
}
// Describe method for interface
func (c *Collector) Describe(ch chan<- *prometheus.Desc) {
for _, d := range c.descs {
ch <- d
}
}
// Collect method for interface
func (c *Collector) Collect(ch chan<- prometheus.Metric) {
for i, val := range c.vals {
desc := c.descs[i]
labelVals := []string{}
for _, hw := range val.Hardware {
labelVals = append(labelVals, hw.Value)
}
labelVals = append(labelVals, slug.Make(val.Unit.String()))
ch <- prometheus.MustNewConstMetric(desc, prometheus.GaugeValue, val.Float64(), labelVals...)
}
}
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